NSR Query Results
Output year order : Descending NSR database version of April 26, 2024. Search: Author = J.H.Koch Found 34 matches. 2002KO20 Phys.Rev. C65, 045202 (2002) J.H.Koch, V.Pascalutsa, S.Scherer Hadron Structure in the Description of Electromagnetic Reactions
doi: 10.1103/PhysRevC.65.045202
1997BO18 Nucl.Phys. A619, 295 (1997) K.G.Boreskov, L.A.Kondratyuk, M.I.Krivoruchenko, J.H.Koch Resonance Production on Nuclei at High Energies: Nuclear-medium effects and space-time picture
doi: 10.1016/S0375-9474(97)00158-9
1996BO29 Yad.Fiz. 59, No 10, 1908 (1996); Phys.Atomic Nuclei 59, 1844 (1996) K.G.Boreskov, J.H.Koch, L.A.Kondratyuk, M.I.Krivoruchenko Medium Effects in the Production of Hadronic Resonances on Nuclei NUCLEAR STRUCTURE A=50; A=200; calculated e+e--pairs mass spectra following hard photon induced ρ-meson production, decay in these targets. Two-component formula.
1996PO02 Phys.Rev. C53, 2304 (1996) S.Pollock, H.W.L.Naus, J.H.Koch Electron-Nucleon Cross Section in (e, e'p) Reactions
doi: 10.1103/PhysRevC.53.2304
1996SC15 Phys.Rev. C54, 904 (1996) S.Scherer, A.Yu.Korchin, J.H.Koch Virtual Compton Scattering Off the Nucleon at Low Energies
doi: 10.1103/PhysRevC.54.904
1992BO27 Nucl.Phys. A547, 488 (1992) Hadron Structure and Gauge Invariance in Photo- and Electroproduction of Pions NUCLEAR REACTIONS 1H(γ, π0), E not given; calculated photoproduction σ(θ).
doi: 10.1016/0375-9474(92)90035-I
1990KO19 Nucl.Phys. A512, 699 (1990) Pion Photoproduction and Radiative Capture on 13C NUCLEAR REACTIONS 13C(γ, π-), E=193, 223 MeV; 13C(π+, γ), E=115 MeV; calculated σ(θ).
doi: 10.1016/0375-9474(90)90231-A
1990KO37 Nucl.Phys. A519, 773 (1990) J.Konijn, C.T.A.M.de Laat, A.Taal, J.H.Koch An Improved Parametrization of the Optical Potential for Pionic Atoms NUCLEAR STRUCTURE 181Ta, Re, Pt, 197Au, 208Pb, 209Bi, 237Np, 24Mg, 27Al, 28Si, Zn, Ge, 93Nb, Ru, Cu; analyzed pionic atom data. Phenomenological optical potential. Other nuclei in the A=10-56 also studied. ATOMIC PHYSICS, Mesic-Atoms 181Ta, Re, Pt, 197Au, 208Pb, 209Bi, 237Np, 24Mg, 27Al, 28Si, Zn, Ge, 93Nb, Ru, Cu; analyzed pionic atom data. Phenomenological optical potential. Other nuclei in the A=10-56 also studied.
doi: 10.1016/0375-9474(90)90435-O
1990NA09 Nucl.Phys. A509, 717 (1990) H.W.L.Naus, S.J.Pollock, J.H.Koch, U.Oelfke Electron Scattering from a Bound Nucleon NUCLEAR REACTIONS 3He(e, e'X), E=6.483 GeV; calculated σ(θ(e'), E(e')). Scattering from bound nucleon.
doi: 10.1016/0375-9474(90)90250-P
1990TA10 Nucl.Phys. A511, 573 (1990) A.Taal, P.David, H.Hanscheid, J.H.Koch, C.T.A.M.de Laat, W.Lourens, F.Risse, Ch.F.G.Rosel, A.van der Schaaf, W.Schrieder, J.Konijn Deeply Bound 1s and 2p States in Pionic Atoms NUCLEAR REACTIONS 24Mg, 27Al, 28Si(π-, xnyp), E at rest; measured prompt, delayed neutron, X-ray, γ-spectra. 93Nb, Ru, Ag, Cd(π-, X), E at rest; measured X-ray spectra; deduced strong interaction shifts, widths. ATOMIC PHYSICS, Mesic-Atoms 24Mg, 27Al, 28Si(π-, xnyp), E at rest; measured prompt, delayed neutron, X-ray, γ-spectra. 93Nb, Ru, Ag, Cd(π-, X), E at rest; measured X-ray spectra; deduced strong interaction shifts, widths.
doi: 10.1016/0375-9474(90)90111-X
1988KO07 Phys.Lett. 205B, 215 (1988) M.W.Konijnenberg, K.Abrahams, J.Kopecky, F.Stecher-Rasmussen, R.Wervelman, J.H.Koch Evidence for Meson-Exchange Currents in the Radiative Thermal Neutron Capture by Deuterium Nuclei NUCLEAR REACTIONS 2H(polarized n, γ), E=thermal; measured γ CP; deduced meson exchange current role.
doi: 10.1016/0370-2693(88)91652-8
1987DU08 Phys.Lett. 196B, 434 (1987) P.C.Dunn, A.Kaarsgaarn, J.H.Koch, P.K.A.De Witt Huberts, P.Stoler, P.F.Yergin, M.Seneviratne, B.Schoch A Study of the Role of the Δ-Resonance in the Reaction 13C(γ, π-)13N(gs) NUCLEAR REACTIONS 13C(γ, π-), E=223 MeV; measured pion production σ(θ). Enriched target.
doi: 10.1016/0370-2693(87)90796-9
1987OC01 Phys.Rev. C35, 1063 (1987) J.S.O'Connell, W.R.Dodge, J.W.Lightbody, Jr., X.K.Maruyama, J.-O.Adler, K.Hansen, B.Schroder, A.M.Bernstein, K.I.Blomqvist, B.H.Cottman, J.J.Comuzzi, R.A.Miskimen, B.P.Quinn, J.H.Koch, N.Ohtsuka Electromagnetic Excitation of the Delta Resonance in Nuclei NUCLEAR REACTIONS 1H, 4He, 9Be, 12C, 16O(e, e'X), E=537, 730 MeV; measured inclusive σ(E(e'), θ(e')); deduced quasifree peak positions, widths, average separation energies. Dispersion matched energy loss spectrometer. Model calculations.
doi: 10.1103/PhysRevC.35.1063
1986SU18 Nucl.Phys. A460, 607 (1986) Photoproduction of Charged Pions to Discrete Nuclear States NUCLEAR REACTIONS 12C, 14N(γ, π+), E=320 MeV; calculated σ(θ). Medium effects, isobar propogation.
doi: 10.1016/0375-9474(86)90528-2
1985KO06 Nucl.Phys. A435, 765 (1985) Inclusive Electron Scattering from Light Nuclei at Intermediate Energies NUCLEAR REACTIONS 4He, 12C, 16O(e, e'X), E ≈ 730 MeV; calculated inclusive σ(θ(e'), E(e')), transverse σ. Isobar-hole model.
doi: 10.1016/0375-9474(85)90187-3
1985SU15 Phys.Lett. 164B, 245 (1985) Pion Photoproduction in the σ-(Omega) Model NUCLEAR REACTIONS 27Al(γ, π+), (γ, π-), (γ, π0), E ≈ threshold; calculated σ; deduced medium effects.
doi: 10.1016/0370-2693(85)90318-1
1985TA10 Phys.Lett. 156B, 296 (1985) A.Taal, J.F.M.D'Achard van Enschut, J.B.R.Berkhout, W.Duinker, C.W.E.Van Eijk, W.H.A.Hesselink, P.J.van den Hoek, T.J.Ketel, J.H.Koch, J.Konijn, C.T.A.M.de Laat, W.Lourens, G.van Middelkoop, W.Poeser, T.Prins, A.H.Wapstra Anomalous Strong Interaction in Pionic Mg NUCLEAR REACTIONS Mg(π-, X), E at rest; measured pionic E X-ray, I X-ray; deduced strong interaction shifts, widths, anomalies. ATOMIC PHYSICS, Mesic-Atoms Mg; measured pionic X-rays; deduced strong interaction shifts, widths, anomalies.
doi: 10.1016/0370-2693(85)91612-0
1985TA17 Nucl.Phys. A443, 570 (1985) Photoproduction of Neutral Pions to Discrete Nuclear States NUCLEAR REACTIONS 12C(γ, π0), E=235, 250 MeV; calculated σ(θ); deduced pion production mechanism. DWIA, isobar-hole excitation.
doi: 10.1016/0375-9474(85)90214-3
1984DA02 Phys.Lett. 136B, 24 (1984) J.F.M.d'Achard van Enschut, J.B.R.Berkhout, W.Duinker, C.W.E.van Eijk, W.H.A.Hesselink, T.Johansson, T.J.Ketel, J.H.Koch, J.Konijn, C.T.A.M.de Laat, W.Lourens, G.van Middelkoop, W.Poeser Anomalous Strong Interaction Shifts and Widths of the 3d State in Pionic Pt and Au ATOMIC PHYSICS, Mesic-Atoms Pt, Au; measured pionic E X-ray, I X-ray; deduced strong interaction monopole shifts, widths.
doi: 10.1016/0370-2693(84)92048-3
1984KO33 Ann.Phys.(New York) 154, 99 (1984) J.H.Koch, E.J.Moniz, N.Ohtsuka Nuclear Photoabsorption and Compton Scattering at Intermediate Energy NUCLEAR REACTIONS 12C(γ, X), E=200-400 MeV; calculated photoabsorption σ(E). 12C(γ, γ), E(cm)=325 MeV; 4He(γ, γ), E(cm)=200, 325 MeV; calculated elastic Compton scattering σ(θ). Isobar-hole approach.
doi: 10.1016/0003-4916(84)90141-6
1984OL04 Nucl.Phys. A429, 477 (1984) J.G.J.Olivier, M.Thies, J.H.Koch Anomalous Widths in Pionic Atoms and the Problem of s-Wave Repulsion ATOMIC PHYSICS, Mesic-Atoms 148Nd, 181Ta; analyzed pionic level shift, width data; deduced nuclear interior s-wave repulsion.
doi: 10.1016/0375-9474(84)90693-6
1983KO02 Phys.Rev. C27, 751 (1983) Coherent π0 Photoproduction at Intermediate Energy NUCLEAR REACTIONS 4He, 12C(γ, π0), E=200-400 MeV; calculated production σ(E), σ(θ). Isobar-hole formalism.
doi: 10.1103/PhysRevC.27.751
1979HI04 Ann.Phys.(New York) 120, 205 (1979) M.Hirata, J.H.Koch, F.Lenz, E.J.Moniz Isobar-Hole Doorway States and π-16O Scattering NUCLEAR REACTIONS 16O(π+, π+), (π-, π-), E=50-340 MeV; calculated σ(θ). Isobar-hole doorway state model.
doi: 10.1016/0003-4916(79)90287-2
1979KO17 Phys.Rev. C20, 235 (1979) Coherent π0 Photoproduction in the Isobar-Hole Formalism NUCLEAR REACTIONS 16O(γ, π0), E not given; calculated coherent production σ. Isobar-hole formalism for pion-nucleus interactions.
doi: 10.1103/PhysRevC.20.235
1979KO22 Nucl.Phys. A326, 401 (1979) J.Konijn, J.K.Panman, J.H.Koch, W.van Doesburg, G.T.Ewan, T.Johansson, G.Tibell, K.Fransson, L.Tauscher Pionic 4f → 3d Transition in 181Ta, Natural Re, and 209Bi and the Strong Interaction Level Shift and Width of the Pionic 3d State ATOMIC PHYSICS, Mesic-Atoms 181Ta, Re, 209Bi; measured pionic E(X-ray), I(X-ray); deduced strong interaction widths of 5g, 4f levels.
doi: 10.1016/0375-9474(79)90400-7
1977BO03 Phys.Lett. 66B, 236 (1977) E.C.Booth, B.Chasan, A.M.Bernstein, P.Bosted, J.H.Koch Threshold Photoproduction of π+ Mesons in Deuterium NUCLEAR REACTIONS 2H(γ, π+), E=threshold-9 MeV; measured σ(E).
doi: 10.1016/0370-2693(77)90869-3
1977HI10 Phys.Lett. 70B, 281 (1977) M.Hirata, J.H.Koch, F.Lenz, E.J.Moniz Extended Schematic Model for Pion-Nucleus Scattering NUCLEAR REACTIONS 16O(π-, π-); calculated scattering parameters.
doi: 10.1016/0370-2693(77)90658-X
1977KO26 Phys.Rev. C16, 1968 (1977) Near Threshold Photoproduction of Neutral Pions from the Deuteron NUCLEAR REACTIONS 1,2H(γ, π0), E=threshold-threshold+6 MeV; calculated σ(E).
doi: 10.1103/PhysRevC.16.1968
1976DU05 Nucl.Phys. A271, 279 (1976) J.Dubach, J.H.Koch, T.W.Donnelly Exchange Currents in Electron Scattering from Light Nuclei NUCLEAR REACTIONS 3He, 6,7Li, 9Be, 10B(e, e'); calculated meson exchange currents.
doi: 10.1016/0375-9474(76)90246-3
1976KO04 Phys.Lett. 60B, 221 (1976) Threshold Photoproduction of Neutral Pions from Few-Body Targets NUCLEAR REACTIONS 3H, 3He(γ, π0), E=near threshold; calculated σ.
doi: 10.1016/0370-2693(76)90285-9
1974KO27 Phys.Rev. C10, 2618 (1974) Pion Photoproduction on 6Li Near Threshold NUCLEAR REACTIONS 6Li(γ, π), E approx threshold; calculated σ(E).
doi: 10.1103/PhysRevC.10.2618
1972KI07 Phys.Rev. C6, 469 (1972) L.S.Kisslinger, R.L.Burman, J.H.Koch, M.M.Sternheim Elastic Pion-Nucleus Scattering for Studies of the Nuclear Surface NUCLEAR REACTIONS 40Ca, 208Pb(π-, π-), (π+, π+), E=57-150 MeV; calculated σ(θ).
doi: 10.1103/PhysRevC.6.469
1972KO08 Phys.Rev.Lett. 28, 1061 (1972) K--Nucleus Interaction and its Interpretation ATOMIC PHYSICS, Mesic-Atoms 10B, C, P, S, Cl, 11B, Zn; analyzed μ-mesic X-ray transitions. Optical model.
doi: 10.1103/PhysRevLett.28.1061
1972KO27 Phys.Rev. C6, 1118 (1972) Models for π+-16O Scattering at 270 MeV NUCLEAR REACTIONS 16O(π+, π+), E=270 MeV; analyzed σ(θ). Kisslinger, local optical model.
doi: 10.1103/PhysRevC.6.1118
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